哈佛大学的科学家大卫·爱德华兹设计了一种可食用的袋子，可以保护里面的食物或饮料。
David Edwards, a scientist at Harvard University, designed an eatable bag which can protect the food or drink inside.
房子是大卫·图勒设计的。
大卫·特里尔（David Terrill）二十多年来一直在创造引人注目的插图和设计。
David Terrill has been creating compelling illustration and design for over 20 years.
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